Electric heating – Heating devices – With heater-unit housing – casing – or support means
Patent
1984-12-11
1985-08-20
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heater-unit housing, casing, or support means
1561742, 1563042, 1563791, 219528, 219541, 219544, 219549, 264230, 285 21, H05B 358
Patent
active
045366446
ABSTRACT:
An arrangement for welding together molded members consisting essentially of thermoplastic materials having abutting surfaces which extend generally parallel to each other at which a welding connection is made by electrical heat conductors located at the abutting surfaces. The electrical heat conductors are electrically activated to effect a welding operation and at least a plurality of the electrical heat conductors are connected in parallel with each other and are located between the abutting surfaces at which the weld is to be formed.
REFERENCES:
patent: 4313053 (1982-01-01), Sturm
patent: 4362684 (1982-12-01), Thalmann
patent: 4365144 (1982-12-01), Reich et al.
patent: 4370548 (1983-01-01), Nagasawa et al.
patent: 4436987 (1984-03-01), Thalmann et al.
patent: 4449038 (1984-05-01), Reich et al.
patent: 4455482 (1984-06-01), Grandclement
Georg Fischer Aktiengesellschaft
Mayewsky Volodymyr Y.
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